During the troubles in Ireland an IRA bomb plot is hatched to blow up a British power station. Sean Rogan (Tom Bell) is an IRA bomb expert who escapes from prison to try and stop the destruction. This intelligent thriller with powerful performances from Tom Bell, Susan Hampshire and Ed Begley was one of the few movies to portray the inner motives of individuals fighting a common enemy.

The film is adapted from the novel 'A Candle for the Dead' by Jack Higgins writing as Hugh Marlowe.